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https://issues.apache.org/jira/browse/HDFS-997?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12854259#action_12854259
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Hudson commented on HDFS-997:
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Integrated in Hadoop-Hdfs-trunk-Commit #233 (See
[http://hudson.zones.apache.org/hudson/job/Hadoop-Hdfs-trunk-Commit/233/])
. Allow datanode storage directory permissions to be configurable.
Contributed by Luke Lu
> DataNode local directories should have narrow permissions
> ---------------------------------------------------------
>
> Key: HDFS-997
> URL: https://issues.apache.org/jira/browse/HDFS-997
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: data-node
> Affects Versions: 0.22.0
> Reporter: Arun C Murthy
> Assignee: Luke Lu
> Fix For: 0.22.0
>
> Attachments: H997-4.patch, H997-5.patch, hdfs-997-trunk-v1.patch,
> hdfs-997-trunk-v2.patch, hdfs-997-trunk-v3.patch
>
>
> DataNode's local directories (blocks et al) should have narrow 700
> permissions for security
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